/Engine/Source/Runtime/Experimental/Iris/Core/Public/Iris/Serialization/NetSerializerDelegates.h
OnLoadedModulesUpdated delegate will be called every time a module has been loaded or unloaded It gives the serializer an opportunity to update cached data that could be affected by loading or unloading modules. NOTE: It will only be called if the EFlags::ShouldBindLoadedModulesUpdatedDelegate is set
virtual void OnLoadedModulesUpdated()